package com.servlet.manager;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.dao.impl.SubstanceDaoImpl;
import com.dao.impl.UserDaoImpl;
import com.po.User;

public class UpdateAndDeleteSubstanceServlet extends HttpServlet {

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		doPost(request, response);
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		request.setCharacterEncoding("UTF-8");
		response.setCharacterEncoding("UTF-8");
		String actiontype = request.getParameter("actiontype");
		String querytype = request.getParameter("querytype");
		String field = request.getParameter("field");
		String kw = request.getParameter("kw");
		String sid = request.getParameter("sid");
		String currPage = request.getParameter("currPage");
		request.setAttribute("querytype", querytype);
		request.setAttribute("field", field);
		request.setAttribute("kw", kw);
		request.setAttribute("currPage", currPage);
		if (actiontype.equals("update")) {
			
		}else if (actiontype.equals("sup")) {
			String sup = request.getParameter("sup");
			SubstanceDaoImpl sdi = new SubstanceDaoImpl();
			if (sup.equals("1")) {
				
				try {
					sdi.updateSup(sid,(byte)0);
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}else if(sup.equals("0")) {
				try {
					sdi.updateSup(sid,(byte)1);
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}
			request.getRequestDispatcher("/manage/ShowSubstanceQueryServlet.do?querytype="+querytype+"&currPage="+currPage+"&field="+field+"&kw="+kw).forward(request, response);
		}else if (actiontype.equals("scomment")) {
			String sup = request.getParameter("scomment");
			SubstanceDaoImpl sdi = new SubstanceDaoImpl();
			if (sup.equals("1")) {			
				try {
					sdi.updateScomment(sid,(byte)0);
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}else if(sup.equals("0")) {
				try {
					sdi.updateScomment(sid,(byte)1);
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}
			request.getRequestDispatcher("/manage/ShowSubstanceQueryServlet.do?querytype="+querytype+"&currPage="+currPage+"&field="+field+"&kw="+kw).forward(request, response);
		}else if (actiontype.equals("svote")) {
			String sup = request.getParameter("svote");
			SubstanceDaoImpl sdi = new SubstanceDaoImpl();
			if (sup.equals("1")) {			
				try {
					sdi.updateSvote(sid,(byte)0);
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}else if(sup.equals("0")) {
				try {
					sdi.updateSvote(sid,(byte)1);
				} catch (SQLException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}
			request.getRequestDispatcher("/manage/ShowSubstanceQueryServlet.do?querytype="+querytype+"&currPage="+currPage+"&field="+field+"&kw="+kw).forward(request, response);
		}
			
	}
}
